The first live-action Green Lantern movie hit theaters in 2011, with Ryan Reynolds as Hal Jordan. Wayne T. Carr played John ...

Although most potentially habitable worlds orbit red dwarf stars, we know larger and brighter stars can harbor life. One ...

Mirror, mirror on the wall—why don’t you leave me alone?!

"Early dark energy is one possible addition to the standard cosmological model that would preserve its many successes and resolve the Hubble tension," team member Michael Boylan-Kolchin, a professor ...